Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Rb1 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Rb3 win in 3 half-moves
5 Kf1 win in 5 half-moves
6 Kf2 win in 5 half-moves
7 Ka2 draw
8 Ka4 draw
9 Kb4 draw
10 Kf3 draw
11 Kg1 draw
12 Kg3 draw
13 Kh1 draw
14 Kh2 draw
15 Kh3 draw
16 Ra6 draw
17 Rb4 draw
18 Rb5 draw
19 Rc6 draw
20 Rd6 draw
21 Re6 draw
22 Rf6 draw
23 Kb3 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh6 loss in 2 half-moves